Custom Plastic Molding Services Ballston Spa NY

Looking for rotational molding alternatives in New York? Want affordable custom plastic molding that is cost effective for Ballston Spa area? Then give us a call at our toll free number 866-971-7861 or request a quote today!

Rotational molding pertains to a plastic production method that produces hollow stress-free products. The procedure depends on high temperatures and bi axial rotation to follow up with seamless, one piece items that have different forms, colors and sizes. This technique is also known as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The component that makes this unique from other plastic manufacturing techniques that no pressure is required. It also has few competitors when it involves the production of sizable hollow products which are long lasting and inexpensive.There is a wide variety of items that are developed by this process including big water tanks, automobile products, sophisticated shaped medical products, recreation equipment, toys, canoes, commercial equipment among many others.This is because of the versatility in terms of design and shapes that the process manufactures

Benefits of Using Rotomolding to Manufacture Plastic Products

– Relatively low tooling costs. When compared to other plastic manufacturing processes in Ballston Spa NY 12020, it is a cheaper way of making plastics. This is because apart from the fact that no pressure is required, the cost of mold preparation is low.

– A wide array of design options. There is no limit to the kind of design one may want to create. The rotational moulding process therefore allows for the manufacturing of products that have complex shapes for different purposes.

– Size. The process provides room for the manufacturing of products of any size, large or small. As mentioned earlier, it has few competitors when it comes to the making of large tanks at low costs.

– Low risk. Due to the low costs of creating a mould, the process allows for test runs before one can decide whether to do mass production. It therefore minimizes the risk of losing a lot of investment.

– Durable products. The process allows for even coating of the mould with the heated polymer, giving the product a wall with uniform thickness. It also gives the option of double coating for increased durability. Sometimes metal inserts are placed inside the mould to further strengthen the product.

– Environmentally friendly. There is no waste that could have a negative impact on the environment because the products that cannot be used are reground and reused as polymer.

Examples of Products Made by Rotational Molding

Rotocasting is a very versatile process, making it possible to create a variety of products for different industries.

Furniture– We have plastic cabinets, chairs and tables made from this form of moulding.

There are numerous New York plastic products also that have been made for the marine industry, lighting, waste storage and transportation, kayaks etc.

Few Disadvantages – There are nominal disadvantages that have been associated with rotocasting. For instance:

– The process is relatively slow when compared to injection moulding.

– There is a limitation when it comes to the type of raw material you can use. Only poly based and nylon polymers can be used.

– The process comes with an increased cost because the polymer has to be ground to powder form before use. These limitations are often overlooked considering that the process is still relatively cheap and offers more in terms of variety when it comes to the finished range of products.

Remember – There are new developments and discoveries that are being made as the world of plastic manufacturing in Ballston Spa New York continuously. For instance, tests are being done to see whether there are other materials that can be used for this process. But so far, rotomoulding offers a good option for the production of a wide range of inexpensive plastic products.

The Rotomolding Process Components

This moulding technique has been used since ancient times for creatingvseverl product lines. Egyptians for instance, employed rotational molding solutions in the manufacturing of ceramics. The Swiss were also working with this rotation type to create hollow chocolate eggs. Some plastic products in the USA were manufactured using this method some time between 1940 and 1950. Due to the fact that it was considered to be a basically slow system, the technique has however taken long to become popular

1. Mould prep work. A fixed volume of polymer in particle form is packed into a hollow mold. The mold is usually crafted from cast aluminium or sheet steel material. The colour intended for the final item is pre compounded into the polymer. The most typically used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this style of plastic engineering.

Pre-heating of the oven starts, and it may be done by either conduction, convection or sometimes radiation. It is warmed to temperatures between 500-700F. The mould with the powdered polymer is then secured and installed within the oven.

2. The heating and fusion phase. Once within the oven, the mould is turned on two axis so the powdered polymer liquefies from the heat and coats the inside if the mould. The spinning is done slowly and gradually, about 20 spins per min. Something that is essential at this point is the period of time the mold will spend inside the oven. If it stays to long, the material will lose value and strength, producing a poor item. If it is extracted from the oven prematurely, the polymer will not have flowed properly, which creates bubbles in the finished product line.

3. Mold cooling down. When the product has completely spent the enough of time in the oven, it is then removed for cooling. This may be done by air or water, or sometimes a mixture of both which generates a cool mist. When the component cools, it shrinks slightly for ease of extraction from the mold. This is one more measure that relies a lot on the ideal timing, since rapid cooling shrinks the material too quick, causing warping of the product.

4. The discharging or de-moulding step. As soon as the component within te mold has cooled adequately, the person managing the procedure can then extract the finished product from the mould. The technique is repeated from the start, giving a series of exact products.

For more information on the different rotational molding options offered for the Ballston Spa NY 12020 area, please call our toll free number 866-971-7861 or fill out the form on the right for a consultation!